Water Quality, Reports & Data

water pouring from sink faucet into clear glass

Providing clean drinking water is of paramount importance for the health of our residents. To help ensure your water is of the highest quality even as water comes into your home and through your faucets, plumbing and water heaters have many things along the way that can impact water quality.


Water Quality Dashboard from the Water Treatment Plant - Metal Results

Review the City’s water quality before and after the Water Treatment Plant process.

water quality dashboard, data Opens in new window

The Drinking Water Protection Act (DWPA) prescribes regulations that limit the levels of certain contaminants in the water provided by public water systems. The City of White Rock’s water supply is tested for many different microbiological indicators, organics and trace metal parameters. The City’s Water Works Department tests for the following parameters according to the Health Canada’s Guidelines for Canadian Drinking Water Quality Summary Table (PDF):


  • Conductivity
  • Free chlorine
  • NTU (turbidity)
  • pH
  • Temperature
  • Total chlorine

All the other parameters are tested by an external contractor as set by the Drinking Water Protection Act:

  • Metals - Arsenic, Copper, Iron, Lead, and Manganese
  • Microbiological - Escherichia Coli (e. coli) and Total Coliforms
  • Organics - Haloacetic Acids (HAAs) and Trihalomethanes (THMs)